BoilerFaultCodesWhat the manual says
Manufacturer manualCalibration request.
Shared across the Antares range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
DIY fix possible
Locate the selector switch on the front control panelTurn the selector to the 'Reset' position and hold for 2–5 secondsReturn the switch to its original position and wait for the boiler to complete its automatic calibration cycle
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Related fault codes
All 74 fault codes on the Antares Combi
Seeing a different code? Every code this model can display, in one place.